//
//  ChallengeResponseUtility.h
//  HelloWorld
//
//  Created by Martin Le C. on 5/17/09.
//  Copyright 2009 __MyCompanyName__. All rights reserved.
//

#import <Foundation/Foundation.h>
#import <CommonCrypto/CommonDigest.h>
@interface ChallengeResponseUtility : NSObject {
}
+(NSString*)yahoo64:(NSData*)data;
+(NSData*)md5RawData:(NSString*)str;
+(NSString*)y64md5:(NSString*)str; 
@end